Avoid exposure to risk factors, including smoking cessation, minimizing occupational exposure to eliminate and control inhalation of dust gases, and using measures to reduce and avoid indoor air pollution! Exercise exercises, including respiratory muscle exercises _ resistance respirator load breathing exercises, carbon dioxide hyperventilation exercises, negative pressure ventilation via mask! Whole-body exercise including walking, jogging, stairs, and bicycling is recommended! Nutritional support, dietary changes followed by high energy supplements, given in divided doses throughout the day to avoid loss of appetite and increased need for ventilation due to high caloric load! Other physical treatments are deep inhalation followed by forceful coughing, turning and patting the back to help coughing, vibratory expulsion of sputum, etc. to promote sputum drainage!